Background Knowledge
There are two main branches in the decay from 8Be* to 8Be(g.s.). The branch ratio of gamma to e+e- is about 10^3.
8Be Decay
More information about 8Be can be found here.
Data Analysis
The outline of Data analysis:
Detector Array
Decay Products
Three Branches: gamma decay (~1), e+e- pair decay(~10e-3), boson->e+e- decay(~10e-6)
Detectors
Silicon Detector (Double Sided Silicon Detector, 128 Strips for each side.)
